Deep in the desert, the beach next door is deserted, and the wind flies over the sand into mountains. The old coach Nie personally went to the front line, and the researchers and the working class overcame all difficulties to create two bombs and one satellite.
At the sight of flying from north to south, the natural moat becomes a thoroughfare. Without drawings and materials, the working class made up their minds to build the Nanjing Yangtze River Bridge. At the same time, a 10,000-ton hydraulic press that shocked the world appeared, which is completely impossible in the West.